APA (7th ed.) Citation

Hayes, P. T. (1977). Geologic map of the Sitka quadrangle, Johnson and Lawrence Counties, Kentucky. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Hayes, Philip T. Geologic Map of the Sitka Quadrangle, Johnson and Lawrence Counties, Kentucky. Reston, Va.: U.S. Geological Survey, 1977.

MLA (9th ed.) Citation

Hayes, Philip T. Geologic Map of the Sitka Quadrangle, Johnson and Lawrence Counties, Kentucky. U.S. Geological Survey, 1977.